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- Keywords dimethyl thioether;catalyst;impurity;catalytic reaction; 甲硫醚;催化剂;杂质;催化反应;
- THE EFFECTS OF IMPURITIES IN CATALYST ON CATALYTIC REACTION OF DIMETHYL THIOETHER SYNTHESIS 催化剂中杂质对甲硫醚合成催化反应的影响
- dimethyl thioether 二甲基硫醚
- The Dimethyl Sulfate has an annual output of 15,000 tons. 同时我司也是国内最大的磺胺类产品出口基地。
- Dimethyl ether (DME) is produced normally from syngas or methanol. 介绍了二甲醚的应用及其下游产品的开发利用情况。
- Dimethyl 5-sulfoisophthalate sodium salt hydrate, 98... 二甲基5-磺酸异邻苯二酸钠盐;
- Triethylene glycol dimethyl ether, stabilized, 99%... 三乙二醇二甲醚/三甘醇二甲醚;
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- Study on the kinetics of dimethyl ether one step synthesis from syngas. 合成气一步法制二甲醚的动力学研究
- Recent methods of dimethyl fumarate synthesis are reviewed in this article. 本文对近年来富马酸二甲酯的合成方法进行了评述。
- Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone. 通过过一硫酸和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。
- A series of various thioether moiety content PEEKK copolymers were synthesized through nucleophilic substitution route. 首先将通过亲核取代反应制备了一系列不同硫醚含量的聚合物,以及硫醚含量相同但连接方式不同的聚合物,结构表征证明这些聚合物具有相近的分子量。
- Transform rates of thioether can arrive at 100% when the feed ratio of water to thioether is adeq... 当水足量时,硫醚脱硫率可达100%25,温度、压力、原料配比对平衡组成的影响很小。
- The results indicate that water needed by full aquathermolysis reaction increases with molecular weight of thioether. 计算结果表明:硫醚水热裂解反应所需的水蒸汽量随硫醚相对分子质量的增大而增多。
- The effect of reaction temperature of the formation on thioether dianhydride monomer was discussed. 讨论了温度对硫醚二酐形成的影响。
- A novel polyamic acid containing thioether segments with excellent thermal stability and transpanency was synthesized and characterized. 合成了一种具有耐高温、氧化稳定性及透明性的聚硫醚酰胺酸,并对各步中间产物进行了基本表征。
- Green environmental protection, harmful solvents are free such as dimethyl benzene, methanal ect. 绿色环保,不含二甲苯、甲醛等有害溶剂。
- The authors synthesized a new thioether compound whose molecular structure was identified by IR, MS and elementary analyses. 作者合成了新型的硫醚化合物,经元素分析、红外光谱和质谱分析,确证了化合物的分子结构。
- Methods of qualitative and quantitative analysis for benzene,toluene,ethyl benzene,dimethyl benzene in blood and urine. 血、尿中的苯、甲苯、乙苯、二甲苯的定性及定量分析方法.